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Heterophoria is an eye condition in which the directions that the eyes are pointing at rest position, when not performing binocular fusion, are not the same as each other, or, "not straight". This condition can be esophoria, where the eyes tend to cross inward in the absence of fusion; exophoria, in which they diverge; or hyperphoria, in which ...
Esophoria is an eye condition involving inward deviation of the eye, usually due to extra-ocular muscle imbalance. It is a type of heterophoria. Cause. Causes include: Refractive errors; Divergence insufficiency; Convergence excess; this can be due to nerve, muscle, congenital or mechanical anomalies.
Skin condition. A skin condition, also known as cutaneous condition, is any medical condition that affects the integumentary system —the organ system that encloses the body and includes skin, nails, and related muscle and glands. [1] The major function of this system is as a barrier against the external environment. [2]
Acne. What it looks like: Acne causes red, discolored bumps on the skin, along with whiteheads, blackheads, and cysts. Other symptoms to note: Acne is the most common skin condition affecting ...
Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
There are a few different types of rosacea, but the one thing they all have in common is the symptoms they cause. “These symptoms range from flushing and skin feeling warm, hot or like a burning ...
To increase the number of photos of skin disease, including those of skin of different colours, in each Cochrane Skin Systematic Review and Wikipedia Skin disease article. Approach [ edit ] We will solicit skin disease pictures from Cochrane Skin consumers globally for addition to Cochrane Skin Systematic Reviews in the Cochrane Library and ...
Convergence insufficiency. Convergence Insufficiency. Other names. Convergence disorder. Specialty. Ophthalmology, optometry. Convergence insufficiency is a sensory and neuromuscular anomaly of the binocular vision system, characterized by a reduced ability of the eyes to turn towards each other, or sustain convergence .